patch-2.4.21 linux-2.4.21/fs/proc/generic.c

• Lines: 49
• Date: 2003-06-13 07:51:37.000000000 -0700
• Orig file: linux-2.4.20/fs/proc/generic.c
• Orig date: 2002-08-02 17:39:45.000000000 -0700

diff -urN linux-2.4.20/fs/proc/generic.c linux-2.4.21/fs/proc/generic.c
@@ -456,7 +456,11 @@
 		ent->data = kmalloc((ent->size=strlen(dest))+1, GFP_KERNEL);
 		if (ent->data) {
 			strcpy((char*)ent->data,dest);
-			proc_register(parent, ent);
+			if (proc_register(parent, ent) < 0) {
+				kfree(ent->data);
+				kfree(ent);
+				ent = NULL;
+			}
 		} else {
 			kfree(ent);
 			ent = NULL;
@@ -473,7 +477,10 @@
 	ent = proc_create(&parent,name,mode,1);
 	if (ent) {
 		ent->rdev = rdev;
-		proc_register(parent, ent);
+		if (proc_register(parent, ent) < 0) {
+			kfree(ent);
+			ent = NULL;
+		}
 	}
 	return ent;
 }
@@ -488,7 +495,10 @@
 		ent->proc_fops = &proc_dir_operations;
 		ent->proc_iops = &proc_dir_inode_operations;
 
-		proc_register(parent, ent);
+		if (proc_register(parent, ent) < 0) {
+			kfree(ent);
+			ent = NULL;
+		}
 	}
 	return ent;
 }
@@ -517,7 +527,10 @@
 			ent->proc_fops = &proc_dir_operations;
 			ent->proc_iops = &proc_dir_inode_operations;
 		}
-		proc_register(parent, ent);
+		if (proc_register(parent, ent) < 0) {
+			kfree(ent);
+			ent = NULL;
+		}
 	}
 	return ent;
 }